Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Kathmandu to Washington, D.C. from $709

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kathmandu to Washington, D.C. departing on 12/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kathmandu to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:25 pm - 9:45 amKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
30h 05m2 stops New Delhi Indira Gandhi Intl Abu Dhabi Zayed Intl
Multiple Airlines Logo
2:35 pm - 6:35 pmIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
41h 15m2 stops Abu Dhabi Zayed Intl New Delhi Indira Gandhi Intl
$1,081Multiple Airlines
Mon, Oct 19 - Sat, Jan 2
Multiple Airlines Logo
1:25 pm - 9:45 amKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
30h 05m2 stops New Delhi Indira Gandhi Intl Abu Dhabi Zayed Intl
Multiple Airlines Logo
2:35 pm - 6:35 pmIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
41h 15m2 stops Abu Dhabi Zayed Intl New Delhi Indira Gandhi Intl
$1,091Multiple Airlines
Wed, Sep 30 - Wed, Jan 13
Multiple Airlines Logo
1:25 pm - 9:45 amKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
30h 05m2 stops New Delhi Indira Gandhi Intl Abu Dhabi Zayed Intl
Multiple Airlines Logo
2:35 pm - 6:35 pmIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
41h 15m2 stops Abu Dhabi Zayed Intl New Delhi Indira Gandhi Intl
$1,091Multiple Airlines
Wed, Sep 16 - Mon, Jan 18
Qatar Airways Logo
6:45 pm - 3:40 pmKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
30h 40m1 stop Doha Hamad Intl
Qatar Airways Logo
11:05 am - 4:45 pmIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
19h 55m1 stop Doha Hamad Intl
$1,258Qatar Airways
Sat, Sep 26 - Sat, Oct 3
Qatar Airways Logo
6:45 pm - 3:40 pmKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
30h 40m1 stop Doha Hamad Intl
Qatar Airways Logo
9:00 pm - 2:15 pmIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
31h 30m1 stop Doha Hamad Intl
$1,309Qatar Airways
Sun, Sep 27 - Sun, Oct 4
Qatar Airways Logo
6:45 pm - 8:45 amKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
23h 45m1 stop Doha Hamad Intl
Qatar Airways Logo
8:05 pm - 8:20 amIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
25h 30m1 stop Doha Hamad Intl
$1,318Qatar Airways
Wed, Sep 30 - Wed, Jan 13
Emirates Logo
9:05 am - 8:40 amKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
33h 20m1 stop Dubai Intl
Emirates Logo
10:30 am - 6:40 pmIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
21h 25m1 stop Dubai Intl
$1,507Emirates
Fri, Oct 16 - Thu, Nov 19
Emirates Logo
7:55 pm - 8:40 amKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
22h 30m1 stop Dubai Intl
Emirates Logo
10:30 am - 2:00 pmIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
40h 45m1 stop Dubai Intl
$1,507Emirates
Fri, Oct 16 - Sat, Nov 21
Turkish Airlines Logo
8:00 am - 7:45 pmKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
21h 30m1 stop Istanbul
Turkish Airlines Logo
1:30 pm - 11:20 amIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
35h 05m1 stop Istanbul
$1,569Turkish Airlines
Sat, Oct 3 - Sat, Feb 20
Turkish Airlines Logo
8:00 am - 7:45 pmKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
21h 30m1 stop Istanbul
Turkish Airlines Logo
1:30 pm - 11:20 amIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
35h 05m1 stop Istanbul
$1,601Turkish Airlines
Sat, Oct 24 - Fri, Nov 20

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Qatar Airways flights from Kathmandu to Washington, D.C.

Our best Qatar Airways deals on Kathmandu to Washington, D.C. flight tickets
Qatar Airways
Sep 26
KTM6:45 pmKathmandu Tribhuvan
30h 40m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
Oct 3
IAD11:05 amWashington, D.C. Dulles Intl
19h 55m
1 stop
KTM4:45 pmKathmandu Tribhuvan
$1,258
Qatar Airways
Sep 25
KTM3:30 pmKathmandu Tribhuvan
27h 00m
1 stop
IAD8:45 amWashington, D.C. Dulles Intl
Oct 2
IAD9:00 pmWashington, D.C. Dulles Intl
31h 30m
1 stop
KTM2:15 pmKathmandu Tribhuvan
$1,300
Qatar Airways
Sep 27
KTM6:45 pmKathmandu Tribhuvan
30h 40m
1 stop
IAD3:40 pmWashington, D.C. Dulles Intl
Oct 4
IAD9:00 pmWashington, D.C. Dulles Intl
31h 30m
1 stop
KTM2:15 pmKathmandu Tribhuvan
$1,309

Emirates flights from Kathmandu to Washington, D.C.

Our best Emirates deals on Kathmandu to Washington, D.C. flight tickets
Emirates
Aug 22
KTM7:55 pmKathmandu Tribhuvan
22h 30m
1 stop
IAD8:40 amWashington, D.C. Dulles Intl
Jan 9
IAD10:30 amWashington, D.C. Dulles Intl
26h 15m
1 stop
KTM11:30 pmKathmandu Tribhuvan
$1,715
Emirates
Feb 1
KTM12:30 amKathmandu Tribhuvan
31h 12m
2 stops
BWI8:57 pmBaltimore/Washington
May 1
BWI5:11 pmBaltimore/Washington
29h 09m
2 stops
KTM8:05 amKathmandu Tribhuvan
$2,108
Emirates
Aug 28
KTM5:15 pmKathmandu Tribhuvan
39h 22m
2 stops
DCA10:52 pmWashington, D.C. Reagan-National
Feb 12
DCA3:30 pmWashington, D.C. Reagan-National
35h 45m
2 stops
KTM2:00 pmKathmandu Tribhuvan
$2,177

momondo Fare Finder

 
Customize your flight search to find flights from Kathmandu to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 16, 2026.
Use the filters below to find and compare flights from Kathmandu to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Mon 10/19

1:25 pm-9:45 am

2 stops30h 05m

Washington, D.C. Dulles Intl

Sat 1/2

2:35 pm-6:35 pm

2 stops41h 15m

$1,081

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Wed 9/30

1:25 pm-9:45 am

2 stops30h 05m

Washington, D.C. Dulles Intl

Wed 1/13

2:35 pm-6:35 pm

2 stops41h 15m

$1,091

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Wed 9/16

1:25 pm-9:45 am

2 stops30h 05m

Washington, D.C. Dulles Intl

Mon 1/18

2:35 pm-6:35 pm

2 stops41h 15m

$1,091

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Sat 9/26

6:45 pm-3:40 pm

1 stop30h 40m

Washington, D.C. Dulles Intl

Sat 10/3

11:05 am-4:45 pm

1 stop19h 55m

$1,258

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Sun 9/27

6:45 pm-3:40 pm

1 stop30h 40m

Washington, D.C. Dulles Intl

Sun 10/4

9:00 pm-2:15 pm

1 stop31h 30m

$1,309
Quickest round-trip

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Wed 9/30

6:45 pm-8:45 am

1 stop23h 45m

Washington, D.C. Dulles Intl

Wed 1/13

8:05 pm-8:20 am

1 stop25h 30m

$1,318

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Fri 10/16

9:05 am-8:40 am

1 stop33h 20m

Washington, D.C. Dulles Intl

Thu 11/19

10:30 am-6:40 pm

1 stop21h 25m

$1,507

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Fri 10/16

7:55 pm-8:40 am

1 stop22h 30m

Washington, D.C. Dulles Intl

Sat 11/21

10:30 am-2:00 pm

1 stop40h 45m

$1,507

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Sat 10/3

8:00 am-7:45 pm

1 stop21h 30m

Washington, D.C. Dulles Intl

Sat 2/20

1:30 pm-11:20 am

1 stop35h 05m

$1,569

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Sat 10/24

8:00 am-7:45 pm

1 stop21h 30m

Washington, D.C. Dulles Intl

Fri 11/20

1:30 pm-11:20 am

1 stop35h 05m

$1,601

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Kathmandu to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Kathmandu and Washington, D.C.?

Prices are currently low for flights on this route.

Typical prices usually range from $1,511 to $1,693.
The lowest price recently found on this route was $1,091.

What is the cheapest month to fly to Washington, D.C.?

The month of February is, on average, the cheapest month to fly to Washington, D.C. from Kathmandu, with most prices found around $1,297. If you’re not able to fly to Washington, D.C. in February, then December is your next best option. Flight prices from Kathmandu to Washington, D.C. during December average around $1,337.

Can stopping save me money on Kathmandu to Washington, D.C. flights?

You could potentially save up to 22% on your flight if you consider stops on a Kathmandu to Washington, D.C. flight.

How have Kathmandu to Washington, D.C. flight prices changed over time?

As of August 2026, prices for Kathmandu to Washington, D.C. flights are approximately 34% cheaper when compared to flights at the same time last year.

When to book flights from Kathmandu to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Kathmandu to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kathmandu to Washington, D.C. (KTM to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kathmandu to Washington, D.C.

Fastest flight time

26h 50m

Direct flights

None
The fastest flight from Kathmandu to Washington, D.C. takes 26h 50m
There are no direct flights from Kathmandu to Washington, D.C.. There are no popular flight routes from Kathmandu to Washington, D.C..
Search flight deals

Frequently asked questions about flying from Kathmandu to Washington, D.C.

  • How far is Kathmandu Tribhuvan to Washington, D.C. by plane?

    A flight from Kathmandu Tribhuvan to Washington, D.C. will travel around 7689.5 mi. A reasonable flight in good conditions will take 26h 50m.

  • When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

    Prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C. are refreshed on a daily basis.

  • How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

  • How old do you have to be to fly from Kathmandu Tribhuvan Airport to Washington, D.C.?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kathmandu Tribhuvan Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Kathmandu to Washington, D.C.?

Best airlines flying from Kathmandu to Washington, D.C.

Compare and see reviews for airlines that fly from Kathmandu to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom $1,241Free CancellationRating
7.4
3,738 reviews
Search Qatar Airways flights
Turkish AirlinesPriceFrom $1,281Free CancellationRating
7.4
4,475 reviews
Search Turkish Airlines flights
EmiratesPriceFrom $1,472Free CancellationRating
8.1
3,655 reviews
Search Emirates flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Silver Spring
Towson
Colonial Beach
Springfield
Fairfax
Tysons
Edgewood
Glen Burnie
College Park

Why use momondo?

Why should I use momondo to find a flight deal from Kathmandu to Washington, D.C.?

Finding the right flight to Washington, D.C. from Kathmandu is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Kathmandu to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Kathmandu with this policy.

How can momondo help me find flights from Kathmandu to Washington, D.C.?

Once you have performed a search for Kathmandu to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Kathmandu to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Kathmandu. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 9/15
Tue 9/22
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport